KR20050005338A - Keyboard - Google Patents

Abstract

PURPOSE: A computer keyboard is provided to enable a user to freely adjust a position and a size of a key. CONSTITUTION: A key main body(13) has a combining part combined to a fixing frame(40). A key cap(21) is marked with a predetermined symbol by installing to one end of the key main body. A reference pin(31) inputs operation of the key(11) to a key signal input panel(50) by being projected from another end of the key main body and contacting with the key signal input panel. At least one discriminating pin(33) is arranged by being separated from the reference pin at a predetermined space, and is contacted or not contacted to the key signal input panel in order to output a unique signal corresponding to a predetermined character.

Description

Keyboard {KEYBOARD}

The present invention relates to a keyboard, and more particularly, to a keyboard capable of freely adjusting the position and size of a key.

In general, a keyboard is widely used as an input device for transmitting a predetermined input signal together with a mouse to a system of a computer.

The keyboard has a plurality of keys marked with a predetermined symbol, a fixing frame for fixing the plurality of keys, and a key signal input plate provided below the fixing frame to contact the keys and input a unique signal of the keys.

The keys of the keyboard have a key arrangement similar to that of a mechanical or electric typewriter, and are fixed to a fixing frame. In particular, the English alphabet keys are arranged in a standard arrangement of QWERTY keyboards, and the positions and sizes of the keys are fixed.

Accordingly, when the user presses a key marked with a predetermined symbol, the corresponding key pressed touches the key signal input panel, and a unique signal of the corresponding key is input to the key signal input panel, and the input unique signal is electrically connected to the key signal input panel. Transfer to a connected microcomputer.

The microcomputer is provided in one area of the keyboard, recognizes a character for the unique signal of the key transmitted from the key signal input panel, and transfers the recognized character information to the computer system.

By the way, in such a conventional keyboard, the keys are unified without considering the shape or size of the user's hand at all, and there is a problem in that a user with a large hand is uncomfortable to use the keys of the keyboard.

In addition, in the conventional keyboard, since the position of the key is fixed, a user who has a small hand and a general user who enjoys a specific game has a problem in that it is inconvenient to use the keys that are mainly used in one area of the keyboard.

Accordingly, an object of the present invention is to provide a keyboard which can freely adjust the position and size of a key.

1 is a perspective view of a keyboard according to an embodiment of the present invention;

Figure 2 is a perspective view of the main coupling of Figure 1,

3 is a bottom perspective view of a key according to an embodiment of the present invention;

4 is a longitudinal sectional view of FIG. 3;

5 is a bottom view of FIG. 3,

6 is a bottom perspective view of a key according to another embodiment of the present invention;

7 is a bottom view of FIG. 6,

8 is a perspective view showing a position change of a key;

9 is a perspective view illustrating the main components of FIG. 8.

* Explanation of symbols for the main parts of the drawings

10: keyboard 11,11 ': key

13: key body 21, 21 ': key cap

31: reference pin 33: identification pin

40: fixed frame 41: through part

50: key signal input plate 51: sector

55 sensor 60 case

In order to achieve the above object, the present invention, a plurality of keys marked with a predetermined symbol, a fixing frame for fixing the plurality of keys, and provided in the lower portion of the fixing frame to contact the key to input the unique signal of the key A keyboard having a key signal input plate, the key comprising: a key body having a coupling portion coupled to the fixing frame; A key cap provided at one end of the key body and displaying a predetermined symbol; A reference pin protruding from the other end of the key body to contact the key signal input plate and input operation of a key to the key signal input plate; It is arranged spaced apart from the reference pin at a predetermined interval, and provides a keyboard comprising at least one identification pin in contact with or not in contact with the key signal input plate to input a unique signal corresponding to a predetermined character do.

Here, the length of the reference pin is longer than the length of the identification pin, the reference pin is in contact with the key signal input plate in advance to input the operation of the corresponding key, and then the identification pin is in contact with or does not touch the key signal input plate. A unique signal corresponding to a letter of is input to the key signal input panel.

Preferably, the number of the identification pins is 7, and the reference pins and the identification pins are arranged in a matrix of 2 × 4, and the identification pins are unique signals in which the key corresponds to a predetermined character. By combining the input pins in other areas except for the reference pin, the keyboard can have keys for inputting 128 unique signals.

In the key signal input panel, a single sector having a sensor in which the reference pin or the identification pin contacts or is spaced apart is arranged in a matrix.

The key covers at least eight sectors of the key signal input plate to correspond to a total of eight pins including a reference pin and an identification pin assigned to the key.

Preferably, the key cap has a size that covers eight times the sectors of the key signal input plate, and thus modulates the size of the key to prevent mutual interference between keys having different key caps when the positions of the keys are changed. Can be reduced.

Hereinafter, the present invention will be described in detail with reference to the accompanying drawings.

1 is a perspective view of a keyboard according to an embodiment of the present invention, Figure 2 is a perspective view of the main portion of FIG. As shown in these figures, the keyboard 10 according to the present invention includes a plurality of keys 11 in which predetermined symbols are displayed, a fixing frame 40 for fixing the plurality of keys 11, and a fixing frame 40. A key signal input plate 50 provided below the key 11 to contact the key 11 to input a unique signal of the key 11, and a case 60 to form an appearance of the keyboard 10.

As shown in FIGS. 3 to 5, the key 11 is provided at a key body 13 having a coupling part 15 coupled to the fixing frame 40 and at one end of the key body 13. A reference pin for protruding from the other end of the key cap 21 and the key body 13 marked with a symbol and contacting the key signal input panel 50 to input the operation of the key 11 to the key signal input panel 50. 31 and at least one identification pin 33 disposed spaced apart from the reference pin 31 at a predetermined interval and in contact with or not in contact with the key signal input plate 50 to input a unique signal corresponding to a predetermined character. )

The key body 13 is provided with a coupling part 15 detachably coupled to the penetrating part 41 of the fixing frame 40, which will be described later, and the coupling part 15 is provided on both outer peripheral surfaces of the key body 13 on the key body. It has a length corresponding to the lifting distance of the key body 13 along the longitudinal direction of (13), and is formed recessed to predetermined depth. The upper end of the key body 13 is slidably accommodated in the receiving groove 23 of the key cap 21, which will be described later, and the spring support having one end of the tension spring 25 to be described later supported by the upper end of the key body 13. The stage 17 is extended.

The upper end of the key body 13 is provided with a key cap 21 in which a predetermined symbol is displayed. The key cap 21 modulates the size of the key 11 to reduce the mutual interference between the keys 11 having key caps having different sizes when the position of the key 11 is changed. Key cap sized to cover eight times the sectors 51 of the input panel 50, and for convenience of description, hereinafter, a key cap sized to cover the eight sectors 51 of the signal input panel 50. 21 will be described as a reference keycap. The key cap 21 is detachably coupled to the upper end of the key body 13, and the receiving cap 23 is formed in the key cap 21 to accommodate the upper end of the key body 13 and the tension spring 25. have. The tension spring 25 elastically supports the key body 13 and the key cap 21, one end of which is supported by the spring supporting end 17 of the key body 13, and the other end of the tension spring 25 by the key cap 21. It is fixed. Accordingly, when the key cap 21 is pressed, the tension spring 25 is compressed and at the same time, the key cap 21 and the key body 13 are lowered, and when the key cap 21 is released from the tension spring 25. By the elastic force of), the key cap 21 and the key body 13 are raised to return to the original state.

A reference pin 31 protrudes from the lower end of the key body 13 to contact the key signal input panel 50 and input the operation of the key 11 to the key signal input panel 50.

In addition, at least one identification pin 33 is provided at the lower end of the key body 13 to be in contact with or not in contact with the key signal input plate 50 so as to input a unique signal corresponding to a predetermined character. A maximum of seven identification pins 33 may be provided and are spaced apart from the reference pins 31 at predetermined intervals. It is preferable that the length of the identification pin 33 is shorter than the length of the reference pin 31. Accordingly, the reference pin 31 first contacts the key signal input plate 50 to operate the corresponding key 11 to input the key signal. After the input to the plate 50, the identification pin 33 is in contact with or not in contact with the key signal input plate 50, a unique signal corresponding to a predetermined character is input to the key signal input plate 50. In this embodiment, the reference pin 31 and the identification pin 33 form a matrix of 2 × 4 and are disposed at the lower end of the key body 13. Meanwhile, as shown in FIG. 5, for convenience of description, the pin provided in the pin area located at ① of the key body 13 is designated as the reference pin 31, and the remaining pins are located at ② to ⑧. The pin provided in the region will be described as the identification pin 33. The identification pin 33 is arranged in a pin area located at ② to ⑧ of the key body 13 so that the key 11 is connected to the key signal input plate 50 according to the combination position of the identification pin 33. In contact with each other, a unique signal corresponding to a predetermined character is input to the key signal input panel 50. That is, all the keys 11 provided in the keyboard 10 according to the present invention are always referenced to the ① pin area of the key body 13 so that the modularization of the keys 11 and the position of the keys 11 can be freely adjusted. A pin 31 is provided, and the identification pin 33 exists only in pin area ⑤ as shown in FIG. 5, or is not shown but is present in pin areas ③ and ⑥ together, or is numbered ② to ⑧. Each of the identification pins 33 are combined in pins ② to ⑧, such as all of them exist in the pin area, and the identification pins 33 arranged in combination with each key 11 are the key signal input plate 50. The unique signal corresponding to 128 predetermined characters can be inputted to the key signal input panel 50 by contacting or not contacting the touch screen. In addition, when the identification pins 33 do not contact the key signal input plate 50 at all, that is, the identification pin 33 does not exist at all in the pin area located at ② to ⑧ of the key body 13. When only the reference pin 31 is present, even if only the reference pin 31 of the corresponding key 11 touches the key signal input plate 50, a unique signal corresponding to a predetermined character is transmitted to the key signal input plate 50. You can enter. Here, the dotted line in FIG. 5 means that the identification pin 33 does not exist in the corresponding pin area.

On the other hand, Figure 6 and Figure 7 is a bottom perspective view and a bottom view of a key according to another embodiment of the present invention. As shown in these figures, the key 11 'according to another embodiment of the present invention has a key cap 21' larger than the reference key cap coupled to the upper end of the key body 13, and the key cap 21 ') Has a roughly' b 'shape. The key body 13 of the key 11 'is the same as the key body 13 of the key 11 according to the embodiment of the present invention described above so as to be compatible with the penetrating portion 41 of the fixing frame 40. Has a size. In addition, a pair of identifications are made on the pin 11 and pin ⑧ as well as the reference pin 31 so that a unique signal corresponding to a predetermined character can be input to the key signal input panel 50 in the key 11 '. The pin 33 is provided.

Thus, when the key 11 ′ according to another embodiment of the present invention is mounted on the fixing frame 40, the key body 13 of the key 11 ′ is attached to one penetrating portion 41 of the fixing frame 40. At the same time, the remaining area of the key cap 21 ', which is out of the size of the reference key cap 21, corresponds to the shape of the key cap 21' and is adjacent to the through portion 21 to which the key body 13 is coupled. To cover the region of the penetrating portion 21 (see FIG. 9).

The fixing frame 40 has a sheet shape, and a plurality of penetrating portions 41 penetrating the plate surface randomly in the longitudinal direction and the transverse direction of the sheet are formed. A pair of engaging portions 15 of the key body 13 are detachably coupled to opposite sides of each through portion 41 so that the key 11 is fixed to the fixing frame 40. The penetrating portion 41 is formed corresponding to the block 57 of the key signal input plate 50 which will be described later.

The key signal input plate 50 is formed of a circuit board, and a single sector 51 having a sensor 55 in which the reference pin 31 or the identification pin 33 is in contact with or separated from each other is arranged in a matrix. . One sensor 55 is provided in a single sector 51 so that any one of the reference pin 31 and the identification pin 33 is in contact with each other, and the combination is arranged in a 2 x 4 arrangement of one key 11. Corresponding to the reference pin 31 and the identification pin 33, one key 11 covers the eight sectors 51 of the key signal input plate 50. In addition, eight sectors 51 of the key signal input plate 50 form a unit of a block 57 forming one group, and one block 57 constitutes a single logic circuit. The blocks 57 correspond to the penetrating portions 41 of the fixing frame 40 and are randomly disposed along the plate surface direction of the key signal input plate 50. In each block 57, a reference sector 53 corresponding to the reference pin 31 of the key body 13 is designated. On the other hand, in the key signal input panel 50, even if the position of the key 11 is changed, the identification pin 33 of the key 11 corresponds to the corresponding block (57) according to the arrangement of the respective identification pins 33 of the key 11. By contacting the sensor 55 of the sector 51 in the (), it is possible to transmit the unique signal corresponding to the character of the key 11 to the microcomputer 65 to be described later. In addition, in the case of a key equipped with a key cap larger than the size of the reference key cap, the key body 13 of the key covers the single block 57, and the key cap 13 without the key body 13 is provided. The remaining area corresponds to the shape of the key cap and covers the area of the block 57 adjacent to the single block 57 covered by the key body 13.

The case 60 forms an appearance of the keyboard 10 and accommodates the key body 13 and the key signal input plate 50. One side of the case 60 is electrically connected to the key signal input plate 50 by a wire (not shown), and recognizes a character for a unique signal of the key 11 transmitted from the key signal input plate 50, thereby recognizing the character. A microcomputer 65 for transmitting text information to a computer system (not shown) is provided.

By this configuration, looking at the operation of the keys of the keyboard according to the present invention.

When the corresponding key 11 is pressed to input a unique signal corresponding to a predetermined character, the reference pin 31 of the key 11 is positioned in the corresponding block 57 of the key signal input plate 50. 53, the sensor 55 is contacted, and the operating signal of the key 11 is transmitted to the microcomputer 65.

Subsequently, the identification pin 33 of the key 11 may or may not be in contact with the sensor 55 of the remaining sector 51 located in the corresponding block 57 of the key signal input plate 50. After the eigensignal of) is input to the key signal input panel 50, the key signal input panel 50 transmits the eigensignal signal of the input key 11 to the microcomputer 65.

In addition, the microcomputer 65 recognizes a character for the inherent signal of the key 11 transmitted from the key signal input panel 50 and transfers the recognized character information to a computer system (not shown).

On the other hand, as shown in Figures 8 and 9, when changing the position of the specific key 11 on the keyboard 10, each key (11, 11 ') is separated from the fixing frame 40, the fixing frame ( After moving the keys 11 and 11 'to the desired position of the 40, the reference pins 31 of the keys 11 and 11' are moved to the reference sectors of the corresponding blocks 57 of the key signal input plate 50. By fitting the key body 13 of each key 11, 11 ′ to the fixing frame 40 so as to correspond to 53, the position of each key 11, 11 ′ is changed. At this time, even if the position of each key 11, 11 ′ is changed, the identification pin 33 of each key 11, 11 ′ based on the combination of the identification pins 33 of each key 11, 11 ′. By contacting the sensor 55 of the sector 51 in each block 57 of the key signal input plate 50, a unique signal corresponding to the character of each key 11, 11 'is inputted to the key signal input plate. It becomes possible to input in 50.

In addition, when the size of the key 11 is changed, that is, when a keycap larger than the size of the reference keycap is attached to the key body 13, the identification pin 33 is arranged in combination so that predetermined characters can be input. By combining the key cap with a key cap larger than the size of the reference key cap to the key body 13 of the key 11, the size of the key can be easily changed. On the other hand, when the key 11 with which the key cap larger than the size of the reference key cap is coupled to the key body 13 is installed in the keyboard 10, the key body 13 of the key 11 is one of the fixing frames 40. The remaining area of the key cap 21 that is coupled to the through portion 41 of the key cap 21 and out of the size of the reference key cap 21 corresponds to the shape of the key cap 21 and the through portion to which the key body 13 is coupled. The penetrating portion 21 adjacent to 21 is covered.

In this way, the reference pin for contacting the key signal input plate to the key to input the operation of the key to the key signal input plate, and the predetermined signal spaced apart from the reference pin at a predetermined interval, the key signal input By providing at least one identification pin which is in contact with or not in contact with the key signal input plate to input to the plate, the position and size of the key can be freely adjusted.

As described above, the present invention provides a keyboard that can freely adjust the position and size of a key.

Claims (7)

A keyboard comprising a plurality of keys marked with a predetermined symbol, a fixing frame for fixing the plurality of keys, and a key signal input plate provided below the fixing frame to contact the keys to output a unique signal of the keys. The key is A key body having a coupling portion coupled to the fixing frame; A key cap provided at one end of the key body and displaying a predetermined symbol; A reference pin protruding from the other end of the key body to contact the key signal input plate and input operation of a key to the key signal input plate; And at least one identification pin disposed to be spaced apart from the reference pin at a predetermined interval and in contact with or not in contact with the key signal input panel so as to output a unique signal corresponding to a predetermined character. The method of claim 1, The length of the reference pin is a keyboard, characterized in that longer than the length of the identification pin. The method of claim 2, The number of the identification pin is a keyboard, characterized in that up to seven. The method of claim 3, The reference pin and the identification pin is arranged in a matrix of 2 x 4, the identification pin is characterized in that the combination is arranged in the remaining areas other than the reference pin so that the key outputs a unique signal corresponding to a predetermined character. Keyboard. The method of claim 4, wherein And a single sector having a sensor in which the reference pin or the identification pin contacts or is spaced apart from each other, in the key signal input panel, arranged in a matrix. The method of claim 5, And the key covers at least eight sectors of the key signal input plate to correspond to a total of eight pins including a reference pin and an identification pin assigned to the key. The method of claim 6, And the key cap is sized to cover eight times the sectors of the key signal input plate.